A four-day filmmaking workshop in regional South Australia is offering people with a learning disability the chance to shine on the big screen at the Sit Down, Shut Up, and Watch Film and New Media Festival.

"Cunning, ferocious and frightened of nothing on land or in water." This is how the Top End's crocodiles were described by a British-accented narrator in a black-and-white 1940s Government film unearthed by the National Film and Sound Archive (NFSA).